[EFL] Add spell checking option to MiniBrowser
https://bugs.webkit.org/show_bug.cgi?id=114282

Patch by Artur Moryc <a.moryc@samsung.com> on 2013-04-10
Reviewed by Ryosuke Niwa.

Spell checking is enabled by adding a flag (t/text-checking)
with launching MiniBrowser.

* MiniBrowser/efl/main.c:
(window_create):
(elm_main):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@148084 268f45cc-cd09-0410-ab3c-d52691b4dbfc